Mazda 3 manuals

Mazda 3 Service Manual: No.27 Fuel Refill Concerns [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Fuel / No.27 Fuel Refill Concerns [Mzr 2.0, Mzr 2.5]


27

FUEL REFILL CONCERNS

DESCRIPTION

  • Fuel tank does not fill smoothly.

POSSIBLE CAUSE

  • PCM DTC is stored

  • Nonreturn valve malfunction

  • Improper use of fuel nozzle

  • Inadequate fuel filling speed

WARNING:

  • The following troubleshooting flow chart contains the fuel system diagnosis and repair procedures. Read the following warnings before performing the fuel system services:

    • Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel.

    • Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injury or death and damage. Fuel can also irritate skin and eyes. To prevent this, always complete “BEFORE SERVICE PRECAUTION” and “AFTER SERVICE PRECAUTION” described in this manual..

CAUTION:

  • Disconnecting/connecting the quick release connector without cleaning it may possibly cause damage to the fuel pipe and quick release connector. Always clean the quick release connector joint area before disconnecting/connecting, and make sure that it is free of foreign material.


Diagnostic procedure

STEP

INSPECTION

ACTION

1

Perform the PCM DTC inspection using the M-MDS.

(See ON-BOARD DIAGNOSTIC TEST [MZR 2.0, MZR 2.5].)

Are any DTCs present?

Yes

Go to the appropriate DTC inspection.

(See DTC TABLE [MZR 2.0, MZR 2.5].)

No

Go to the next step.

2

Remove the fuel-filler pipe.

Make sure nonreturn valve is installed properly.

Inspect the nonreturn valve operation.

Is there any malfunction?

Yes

Nonreturn valve is installed improperly:

  • Reinstall the nonreturn valve to proper position.

Nonreturn valve does not operate properly:

  • Replace the nonreturn valve.

No

Inspect the following:

  • Improper use of fuel nozzle

  • Inadequate fuel filling speed

Repair or replace the malfunctioning part according to the inspection result.

3

Verify test results.

  • If normal, return to the diagnostic index to service any additional symptoms.

    (See SYMPTOM DIAGNOSTIC INDEX [MZR 2.0, MZR 2.5].)

  • If the malfunction remains, inspect the related Service Bulletins and/or On-line Repair Information and perform repair or diagnosis.

    • If the vehicle is repaired, troubleshooting is completed.

    • If the vehicle is not repaired or additional diagnostic information is not available, reprogram the PCM if a later calibration is available. Retest.


Fuel Tank Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING: Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin ...

No.28 Fuel Filling Shut Off Concerns [Mzr 2.0, Mzr 2.5]
28 FUEL FILLING SHUT OFF CONCERNS DESCRIPTION Fuel does not shut off properly. POSSIBLE CAUSE ...

Other materials:

Restraints SST [Two Step Deployment Control System]
49 H066 002 Deployment tool 49 D066 002 Adapter harness 49 L066 002 Adapter harness 49 G066 003 Adapter harness 49 N088 0A0 Fuel and Therm ...

Brake Pedal Inspection
Pedal Height Inspection 1. Measure the distance from the center of the upper surface of the pedal pad to the floor covering and verify that it is as specified. If not within the specification, replace the brake pedal. Brake pedal height (reference value) MZR 2.0, SKYACTI ...

Rear Center Seat Belt Removal/Installation
CAUTION: The ELR (emergency locking retractor) has a spring that will unwind if the retractor cover is removed. The spring cannot be rewound by hand. If this occurs, the ELR will not work properly. Therefore, do not disassemble the retractor. 4SD 1. Remove the following parts: ...

© 2016-2021 Copyright www.mazda3tech.com